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FRIEDRICH wallmastER mODEl NUmBER CODE
W S 08 C 1 0 A
1st DIGIT - FUNCTION
W = Thru-The-Wall, WallMaster Series
2nd DIGIT - TYPE
S = Straight Cool
E = Electric Heat
Y = Heat Pump
3rd & 4th DIGITS - APPROXIMATE BTU/HR (Cooling)
Heating BTU/HR capacity listed in Specications/Performance Data Section
5th DIGIT - ALPHABETICAL MODIFIER
6th DIGIT - VOLTAGE
1 = 115 Volts
3 = 230-208 Volts
7th DIGIT
0 = Straight Cool & Heat Pump Models
ELECTRIC HEAT MODELS
3 = 3 KW Heat Strip, Nominal
8th DIGIT
Major Change
AKAX00001
LJ = 2009 AE = 2015
AK = 2010 AF = 2016
AA = 2011AG = 2017
AB = 2012AH = 2018
AC = 2013AJ = 2019
AD = 2014
A = JanD = Apr G = JulK = Oct
B = FebE = May H = AugL = Nov
C = MarF = Jun J = SepM = Dec
PRODUCT LINE
X = WallMaster
MONTH MANUFACTURED
WallMaster Serial Number Identification Guide
SERIAL NUMBER
YEAR MANUFACTURE
D
PRODUCTION RUN NUMBER